Title:
POWERED SURGICAL SCREWDRIVER
Document Type and Number:
WIPO Patent Application WO2005097411
Kind Code:
A3
Abstract:
A battery powered, electrically driven screwdriver has an elongated body with a narrow forward portion disposed toward the working end, and a relatively larger rearward portion disposed distal from the working end. A tapering transition connects the narrow forward portion with the larger rearward portion. At least one fingertip operate e switch is mounted on the forward portion. The at least one fingertip switch is disposed at a position consistent with a pad of a human index finger when the screwdriver is held in a "pencil" style of grip. One embodiment includes a drive system capable of applying limited torque to said surgical screws, wherein said torque is limited at or below said predetermined, known maximum torsion capability of specific surgical screws.
Inventors:
BRUCE ROBERT A (US)
WALKER DOUGLAS WILLIAM (US)
WALKER DOUGLAS WILLIAM (US)
Application Number:
PCT/US2005/010836
Publication Date:
November 23, 2006
Filing Date:
March 30, 2005
Export Citation:
Assignee:
KINAMED INC (US)
BRUCE ROBERT A (US)
WALKER DOUGLAS WILLIAM (US)
BRUCE ROBERT A (US)
WALKER DOUGLAS WILLIAM (US)
International Classes:
B25B21/00; A61B17/58; A61B17/86; A61B17/88; A61B17/00; A61B19/00
Foreign References:
| US6257351B1 | 2001-07-10 | |||
| US6579293B1 | 2003-06-17 | |||
| US20050098000A1 | 2005-05-12 |
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